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2012132133 = 321179257273
BaseRepresentation
bin111011111101110…
…1011001100100101
312012020011220101100
41313323223030211
513110101212013
6531354550313
7100601561304
oct16773531445
95166156340
102012132133
11942883720
12481a38399
13260b3453b
1415133643b
15bb9ac473
hex77eeb325

2012132133 has 24 divisors (see below), whose sum is σ = 3210779520. Its totient is φ = 1204032960.

The previous prime is 2012132131. The next prime is 2012132173. The reversal of 2012132133 is 3312312102.

It is not a de Polignac number, because 2012132133 - 21 = 2012132131 is a prime.

It is a super-2 number, since 2×20121321332 = 8097351441302259378, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012132131) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 120816 + ... + 136457.

It is an arithmetic number, because the mean of its divisors is an integer number (133782480).

Almost surely, 22012132133 is an apocalyptic number.

It is an amenable number.

2012132133 is a deficient number, since it is larger than the sum of its proper divisors (1198647387).

2012132133 is a wasteful number, since it uses less digits than its factorization.

2012132133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257369 (or 257366 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 2012132133 is about 44856.7958396495. The cubic root of 2012132133 is about 1262.4635041961.

Adding to 2012132133 its reverse (3312312102), we get a palindrome (5324444235).

The spelling of 2012132133 in words is "two billion, twelve million, one hundred thirty-two thousand, one hundred thirty-three".

Divisors: 1 3 9 11 33 79 99 237 711 869 2607 7821 257273 771819 2315457 2830003 8490009 20324567 25470027 60973701 182921103 223570237 670710711 2012132133